CN217379434U

CN217379434U - Sound-absorbing curtain wall aluminum veneer

Info

Publication number: CN217379434U
Application number: CN202221315358.XU
Authority: CN
Inventors: 邵宏明
Original assignee: Anhui Xiangqianghui Curtain Wall Material Co ltd
Current assignee: Anhui Xiangqianghui Curtain Wall Material Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-06
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses an inhale sound curtain aluminium veneer includes the curtain main part that absorbs the ambient noise, still includes aluminium veneer, sound absorbing layer and the fastening layer that constitutes the curtain main part, and aluminium veneer lower surface and the upper surface fixed connection of sound absorbing layer and coincide each other, the lower extreme left and right sides of sound absorbing layer all symmetry is provided with L type recess, the sound absorbing layer is fixed laminating at the upper surface of fastening layer, fastening layer's level one side is provided with the connecting block, fastening layer and the opposite side of connecting block is provided with the spread groove, the upper surface width of fastening layer is greater than the upper surface width of aluminium veneer, two adjacent curtain main parts horizontal connection, the L type recess of two curtain main part connecting sides makes up and inhales the sound cavity, and forms between the aluminium veneer of two adjacent curtain main parts and inhale the sound slit; the utility model discloses can be effectual the current sound curtain of inhaling of solution to the relatively poor problem of low frequency sound absorption performance, and can realize the absorption to specific frequency sound as required.

Description

Sound-absorbing curtain wall aluminum veneer

Technical Field

The utility model relates to a construction technical field specifically is an inhale sound curtain wall aluminium veneer.

Background

The curtain wall is the outer wall protection of the building, is generally only used for decoration but not for bearing, and is a common light wall body of modern large and high-rise buildings. The curtain wall is an outer wall construction method which utilizes various strong, light and beautiful building materials to replace the traditional masonry or window wall combination, and is an outer wall construction method which surrounds the periphery of a main structure to ensure that the whole building is beautiful, and has sound and safe use functions.

Curtain among the prior art has still increased functions such as absorption ambient noise except that the decorative effect, but the present sound curtain of inhaling inhales the sound through filling in the curtain usually and inhales the sound materials such as sound cotton and inhale the sound, has better absorption performance to the sound of well high frequency, but is relatively poor to the sound absorption performance of low frequency to the sound curtain of inhaling now needs the customization installation if the sound that needs to absorb specific frequency, and the cost is higher, is unfavorable for promoting.

SUMMERY OF THE UTILITY MODEL

1. The to-be-solved technical problem of the utility model

An object of the utility model is to provide an inhale sound curtain aluminium veneer to solve the problem that proposes in the above-mentioned background art:

the existing sound-absorbing curtain wall is poor in low-frequency sound absorption performance, and if sound with specific frequency needs to be absorbed, custom installation is needed, the cost is high, and the problem of popularization is not facilitated.

2. Technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

an aluminum single plate of a sound-absorbing curtain wall comprises a curtain wall main body for absorbing environmental noise, and further comprises the aluminum single plate, a sound-absorbing layer and a fastening layer which form the curtain wall main body, wherein the lower surface of the aluminum single plate is fixedly connected with the upper surface of the sound-absorbing layer and mutually overlapped, L-shaped grooves are symmetrically arranged on the left side and the right side of the lower end of the sound-absorbing layer, the sound-absorbing layer is fixedly attached to the upper surface of the fastening layer, a connecting block is arranged on one horizontal side of the fastening layer, a connecting groove is arranged on the opposite side of the fastening layer and the connecting block, the connecting block is matched with the connecting groove, the width of the upper surface of the fastening layer is larger than that of the aluminum single plate, when two adjacent curtain wall main bodies are horizontally connected, the connecting block of one curtain wall main body is inserted into the connecting groove of the other curtain wall main body, and the L-shaped grooves on the connecting side of the two curtain wall main bodies are combined into a sound-absorbing cavity, and a sound absorption slit is formed between the two adjacent aluminum single plates of the curtain wall main body.

As a further optimization of the above scheme, the surface of the aluminum veneer is uniformly provided with sound through holes penetrating through the aluminum veneer.

As the further optimization of above-mentioned scheme, the upper and lower both ends symmetry of curtain main part is provided with coupling assembling, adjacent two the curtain main part passes through coupling assembling connects, coupling assembling's level one side is provided with the fixed slot, and coupling assembling's opposite side is provided with the fixed plate, the fixed slot is mutually supported with the fixed plate, the fixed plate is located same one side of curtain main part with the connecting block.

According to the scheme, the upper side and the lower side of the inside of the fixing groove are uniformly provided with a plurality of groups of limiting teeth, the inner wall of the opposite end of the inside of the fixing groove and the opening end is fixedly connected with a spring connecting rod, the upper end wall of the fixing groove is uniformly provided with a through fastener fixing hole, and the inner wall of the lower end of the fixing groove is provided with a fastener fixing groove matched with the fastener fixing hole.

As a further optimization of the scheme, the front end of the fixing plate is provided with a wedge-shaped limiting block, limiting holes penetrating through the fixing plate are uniformly formed in the fixing plate, and the limiting holes are matched with the fixing holes of the fastening pieces.

3. Advantageous effects

The utility model discloses a curtain wall main body includes the aluminium veneer, sound absorbing layer and fastening layer, the upper surface fixed connection and the coincidence of the upper surface on aluminium veneer lower surface and sound absorbing layer, sound absorbing layer is fixed laminating in the upper surface of fastening layer, and the upper surface width of fastening layer is greater than the upper surface width of aluminium veneer, sound absorbing layer lower surface bilateral symmetry is provided with L type recess, when installing the curtain wall can closely fix two curtain wall main bodies together through coupling assembling, the L type recess of two curtain wall main body connected sides makes up into sound absorbing cavity this moment, there is sound absorbing slit the upper end of sound absorbing cavity then, sound absorbing slit forms the slit sound absorbing structure with sound absorbing cavity under it, through the resonance sound absorption, absorb the sound of lower frequency, the sound of well high frequency is absorbed by sound absorbing layer, can increase the sound absorbing performance of sound absorbing curtain wall, and insert the length in the fixed slot through the fixed plate in coupling assembling, can control the clearance between two curtain main parts to adjust and control the gap interval of inhaling the sound slit, thereby realize absorbing specific frequency sound, need not customize the curtain again, through the utility model discloses can be effectual the current sound curtain of inhaling of solution relatively poor to low frequency sound absorption performance, and if the sound that absorbs specific frequency then need customize the installation, the cost is higher, is unfavorable for the problem of popularization.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a cross-sectional connection schematic of a curtain wall body;

FIG. 3 is a schematic view of a connecting assembly;

FIG. 4 is a cross-sectional view of the connecting assembly;

FIG. 5 is a schematic view of the curtain wall body attachment.

The reference numbers in the figures illustrate:

1. a curtain wall main body; 2. an aluminum veneer; 3. a sound absorbing layer; 4. a fastening layer; 5. a connecting assembly; 21. a sound through hole; 31. an L-shaped groove; 32. a sound-absorbing slit; 33. a sound-absorbing cavity; 41. connecting blocks; 42. connecting grooves; 51. fixing grooves; 52. a limit tooth; 53. a spring link; 54. a fastener securing hole; 55. a fixing plate; 56. a fastener securing slot; 551. a limiting block; 552. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-2, an aluminum single plate for a sound-absorbing curtain wall comprises a curtain wall body 1 for absorbing environmental noise, and further comprises an aluminum single plate 2, a sound-absorbing layer 3 and a fastening layer 4 which form the curtain wall body 1, wherein the lower surface of the aluminum single plate 2 is fixedly connected with and overlapped with the upper surface of the sound-absorbing layer 3, the left and right sides of the lower end of the sound-absorbing layer 3 are symmetrically provided with L-shaped grooves 31, the sound-absorbing layer 3 is fixedly attached to the upper surface of the fastening layer 4, one horizontal side of the fastening layer 4 is provided with a connecting block 41, the opposite side of the fastening layer 4 and the connecting block 41 is provided with a connecting groove 42, the connecting block 41 is adapted to the connecting groove 42, the width of the upper surface of the fastening layer 4 is larger than the width of the upper surface of the aluminum single plate 2, when two adjacent curtain wall bodies 1 are horizontally connected, the connecting block 41 of one of the curtain wall bodies 1 is inserted into the connecting groove 42 of the other curtain wall body 1, the L-shaped grooves 31 of the connecting side of the curtain wall bodies 1 are combined into a sound-absorbing cavity 33, and a sound absorption slit 32 is formed between the aluminum single plates 2 of the two adjacent curtain wall main bodies 1.

The surface of the aluminum single plate 2 is uniformly provided with sound through holes 21 which penetrate through the aluminum single plate 2.

In this embodiment, the curtain wall body 1 includes three layers of aluminum single plates 2, sound absorbing layers 3 and fastening layers 4, the aluminum single plates 2, the sound absorbing layers 3 and the fastening layers 4 are sequentially stacked and fixedly attached to each other, wherein the sizes of the upper and lower surfaces of the aluminum single plates 2 are the same and the lower surface of the aluminum single plate 2 is completely attached to the upper surface of the sound absorbing layer 3, the left and right sides of the lower surface of the sound absorbing layer 3 are provided with L-shaped grooves 31 and fixedly connected to the surface of the fastening layer 4, wherein the width of the upper surface of the fastening layer 4 is greater than the width of the upper surface of the aluminum single plate 2, when two curtain wall bodies 1 are connected to each other, the L-shaped grooves 31 at the connecting side of the two adjacent curtain wall bodies 1 form a sound absorbing cavity 33, the connecting block 41 is hermetically clamped inside the connecting groove 42 to seal the lower port of the sound absorbing cavity 33, and since the width of the upper surface of the fastening layer 4 is greater than the width of the upper surface of the aluminum single plate 2, a sound absorbing slit 32 is formed between the aluminum single plates 2 of the two adjacent curtain wall bodies 1, inhale sound slit 32 and the sound cavity 33 of inhaling of its bottom and constituted a slit and inhaled the sound structure, the slit is inhaled the sound structure principle and is the resonance and inhale the sound, consequently can absorb the sound of lower frequency, in the actual work, the noise of well high frequency can get into the curtain through leading to sound hole 21 in the environment and be absorbed by sound absorption layer 3, through leading to sound hole 21 can reduce the reflection of sound, the noise of lower frequency can be inhaled the sound structure by the slit and absorb, can effectually solve sound absorption layer 3 and absorb this problem that lower frequency sound performance is relatively poor through this structure to improve the sound performance of inhaling of curtain.

Example 2:

referring to fig. 3-5, the difference between the embodiments of the present invention 1 is that the connection assemblies 5 are symmetrically disposed at the upper and lower ends of the curtain wall main body 1, two adjacent curtain wall main bodies 1 are connected by the connection assemblies 5, a fixing groove 51 is disposed at one horizontal side of each connection assembly 5, a fixing plate 55 is disposed at the other side of each connection assembly 5, the fixing groove 51 is adapted to the fixing plate 55, and the fixing plate 55 and the connection block 41 are disposed at the same side of the curtain wall main body 1.

The upper and lower both sides of fixed slot 51 inside evenly are provided with multiunit spacing tooth 52, fixedly connected with spring link 53 on the inner wall of fixed slot 51 inside and open end looks remote site, and fixed slot 51 upper end wall evenly is provided with the fastener fixed orifices 54 that link up, and the lower extreme inner wall of fixed slot 51 is provided with the fastener fixed slot 56 with fastener fixed orifices 54 looks adaptation.

The front end of the fixing plate 55 is provided with a wedge-shaped limiting block 551, the fixing plate 55 is uniformly provided with a limiting hole 552 penetrating through the fixing plate 55, and the limiting hole 552 is matched with the fastener fixing hole 54.

In this embodiment, two adjacent curtain wall bodies 1 are connected by the connecting assembly 5, when two adjacent curtain wall bodies 1 are connected to each other, the fixing plate 55 of one of the curtain wall bodies 1 can be clamped in the fixing groove 51 of the other curtain wall body 1, when the fixing plate 55 is clamped in the fixing groove 51, the fixing plate 55 will compress the spring connecting rod 53 inwards to a selected position, at this time, the spring connecting rod 53 in the fixing groove 51 will repel the fixing plate 55 outwards from the fixing groove 51, so that the limiting block 551 is pressed on the limiting tooth 52, thereby realizing simple fixing of the two curtain wall bodies 1, controlling the position of the fixing plate 55 connected into the fixing groove 51, ensuring that the fastener fixing hole 54, the limiting hole 552 and the fastener fixing groove 56 are located on the same straight line, facilitating the subsequent fixing of the two curtain wall bodies 1 together by screws, and simultaneously connecting a plurality of curtain wall bodies 1 to each other through this structure, the curtain wall is suitable for curtain walls with different requirements, installation is facilitated, and the cost of the curtain wall is reduced.

Further, the fixed plate 55 of coupling assembling 5 is located same side with the connecting block 41 of fastening layer 4, when the fixed plate 55 of controlling a curtain wall main body 1 inserts the length in the fixed slot 51 of another curtain wall main body 1, the length of the connecting block 41 block of two adjacent curtain wall main body 1 junctions in connecting slot 42 also can produce corresponding change, wherein two adjacent curtain wall main bodies 1 link together through coupling assembling 5, the connecting block 41 of a curtain wall main body 1 must airtight block in the inside of connecting slot 42, the gap width of inhaling sound slit 32 this moment can be changed with it, namely, the slit width of sound structure is inhaled to the slit, sound frequency's formulaization is expressed as to the slit:

wherein f is sound absorption frequency, c is sound velocity, P is perforation rate, t is curtain wall thickness, L is sound absorption cavity air thickness, L _e The end correction value, B is the slit width and B is the slit pitch. The formulas (1) and (2) show that the frequency of sound absorption of the slit sound absorption structure is related to the slit width, so that when sound of a specific frequency needs to be absorbed, the connection distance between two adjacent curtain wall main bodies 1 can be adjusted to control the slit sound absorption structure of the slit sound absorption structure to absorb the sound of the specific frequency. When the fixing plate 55 of one curtain wall body 1 is completely inserted into the fixing groove 51 of another curtain wall body 1, the connecting groove 42 at the joint of two adjacent curtain wall bodies 1 is also completely sealed and clamped on the connecting block 41, and at this time, the gap width of the sound-absorbing slit 32 is minimum.

The utility model discloses can not only can inhale the sound performance of inhaling of sound curtain with the reinforcing, can also realize the absorption to specific frequency sound according to the demand, simultaneously the utility model discloses can satisfy not equidimension curtain demand with 1 interconnect of curtain main part, the cost is lower, facilitate promotion.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the modified concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. An aluminum veneer for a sound-absorbing curtain wall comprises a curtain wall main body (1) for absorbing environmental noise, and further comprises an aluminum veneer (2), a sound-absorbing layer (3) and a fastening layer (4) which form the curtain wall main body (1), wherein the lower surface of the aluminum veneer (2) is fixedly connected with the upper surface of the sound-absorbing layer (3) and is overlapped with the upper surface of the sound-absorbing layer, L-shaped grooves (31) are symmetrically arranged on the left side and the right side of the lower end of the sound-absorbing layer (3), the sound-absorbing layer (3) is fixedly attached to the upper surface of the fastening layer (4), a connecting block (41) is arranged on one horizontal side of the fastening layer (4), a connecting groove (42) is arranged on the opposite side of the fastening layer (4) and the connecting block (41), the connecting block (41) is matched with the connecting groove (42), and the width of the upper surface of the fastening layer (4) is greater than that of the aluminum veneer (2), adjacent two during curtain main part (1) horizontal connection, wherein connecting block (41) of a curtain main part (1) insert in the inside of connecting groove (42) of another curtain main part (1), two L type recess (31) of curtain main part (1) joint side make up into and inhale sound cavity (33), and adjacent two form between aluminum veneer (2) of curtain main part (1) and inhale sound slit (32).

2. The sound-absorbing curtain wall aluminum veneer according to claim 1, characterized in that: and sound through holes (21) penetrating through the aluminum veneer (2) are uniformly formed in the surface of the aluminum veneer (2).

3. The sound-absorbing curtain wall aluminum veneer according to claim 1, characterized in that: the upper and lower both ends symmetry of curtain main part (1) is provided with coupling assembling (5), adjacent two curtain main part (1) passes through coupling assembling (5) are connected, the level one side of coupling assembling (5) is provided with fixed slot (51), and the opposite side of coupling assembling (5) is provided with fixed plate (55), fixed slot (51) and fixed plate (55) looks adaptation, fixed plate (55) and connecting block (41) are located same one side of curtain main part (1).

4. The sound-absorbing curtain wall aluminum veneer according to claim 3, characterized in that: the upper side and the lower side of the inside of the fixing groove (51) are uniformly provided with a plurality of groups of limiting teeth (52), the inner wall of the opposite end of the inside of the fixing groove (51) and the opening end is fixedly connected with a spring connecting rod (53), the upper end wall of the fixing groove (51) is uniformly provided with a through fastener fixing hole (54), and the inner wall of the lower end of the fixing groove (51) is provided with a fastener fixing groove (56) matched with the fastener fixing hole (54).

5. The aluminum veneer for the sound-absorbing curtain wall according to claim 4, wherein the front end of the fixing plate (55) is provided with a wedge-shaped stopper (551), the fixing plate (55) is uniformly provided with a stopper hole (552) penetrating through the fixing plate (55), and the stopper hole (552) is matched with the fastener fixing hole (54).